Surveying instrument



FIG. 1 is a top, front, and right perspective view of the surveying instrument showing my new design;

FIG. 2 is a back, bottom, and left perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevational view thereof; and,

FIG. 8 is a left side elevational view thereof. 

CLAIM The ornamental design for a surveying instrument, as shown and described. 